A magnitude Md 2.4 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.7120, 15.5920 at 153 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
No Italian municipalities within 20 km distance.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.4
ML-VAX 2.4 |
1991-05-15 14:26:59 |
38.712 | 15.592 | 153 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 141189 |
Field | Value |
---|---|
Time (UTC) | 1991-05-15 14:26:59 ± 0.716 |
Latitude | 38.7120 ± 0.0376 |
Longitude | 15.5920 ± 0.0884 |
Depth (km) | 153 ± 6 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 141189 |
Field | Value |
---|---|
Preferred uncertainty description | horizontal uncertainty |
Semi-major axis of confidence ellipse (meter) | |
Semi-minor axis of confidence ellipse (meter) | |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 8737.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 196 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00243 |
Epicentral distance of station farthest from the epicenter (degree) | 0.02218 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 14 |
Field | Value |
---|---|
Value | 2.4 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 141189 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 19:11:48 |
Field | Value |
---|---|
Value | 2.4 |
Uncertainty | |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 141189 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 13:07:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.BRT.Z. | 1991-05-15T14:28:10.30 | 10.0 | undecidable | manual | S | 28 | 2.4642 | -0.93 | 0.1 | |
--.TDS.Z. | 1991-05-15T14:27:43.77 | 10.0 | undecidable | manual | S | 31 | 1.11 | -1.39 | 0 | |
--.MO9.Z. | 1991-05-15T14:27:40.13 | 10.0 | undecidable | manual | S | 173 | 0.7104 | 0.4 | 0.3 | |
--.SOI.Z. | 1991-05-15T14:27:39.67 | 10.0 | undecidable | manual | S | 150 | 0.7326 | -0.3 | 0.4 | |
--.BRT.Z. | 1991-05-15T14:27:39.00 | 10.0 | undecidable | manual | P | 28 | 2.4642 | -2.02 | 0 | |
--.GRI.Z. | 1991-05-15T14:27:38.97 | 10.0 | undecidable | manual | S | 80 | 0.6438 | -0.09 | 0.4 | |
--.ATN.Z. | 1991-05-15T14:27:38.50 | 10.0 | undecidable | manual | S | 190 | 0.555 | 0.36 | 0.4 | |
--.GMB.Z. | 1991-05-15T14:27:37.75 | 10.0 | undecidable | manual | S | 161 | 0.5661 | -0.5 | 0.3 | |
--.SC9.Z. | 1991-05-15T14:27:36.68 | 10.0 | undecidable | manual | S | 168 | 0.4551 | -0.6 | 0.3 | |
--.CSI.Z. | 1991-05-15T14:27:27.84 | 10.0 | negative | manual | P | 26 | 1.1988 | 1.03 | 0.4 | |
--.ROI.Z. | 1991-05-15T14:27:26.80 | 10.0 | negative | manual | P | 41 | 1.1433 | 0.52 | 1.3 | |
--.TDS.Z. | 1991-05-15T14:27:25.90 | 10.0 | undecidable | manual | P | 31 | 1.11 | -0.07 | 1 | |
--.SE2.Z. | 1991-05-15T14:27:24.60 | 10.0 | negative | manual | P | 71 | 0.9213 | 0.2 | 2 | |
--.FE2.Z. | 1991-05-15T14:27:23.20 | 10.0 | negative | manual | P | 150 | 0.777 | -0.07 | 2.2 | |
--.SOI.Z. | 1991-05-15T14:27:22.65 | 10.0 | positive | manual | P | 150 | 0.7326 | -0.32 | 1.9 | |
--.GMB.Z. | 1991-05-15T14:27:22.50 | 10.0 | undecidable | manual | P | 161 | 0.5661 | 0.07 | 1.1 | |
--.MO9.Z. | 1991-05-15T14:27:22.89 | 10.0 | undecidable | manual | P | 173 | 0.7104 | 0.06 | 1.1 | |
--.CZI.Z. | 1991-05-15T14:27:22.54 | 10.0 | positive | manual | P | 39 | 0.6549 | 0.07 | 2.2 | |
--.GRI.Z. | 1991-05-15T14:27:22.92 | 10.0 | negative | manual | P | 80 | 0.6438 | 0.48 | 1.6 | |
--.SC9.Z. | 1991-05-15T14:27:21.12 | 10.0 | undecidable | manual | P | 168 | 0.4551 | -0.3 | 1 | |
--.ATN.Z. | 1991-05-15T14:27:21.67 | 10.0 | negative | manual | P | 190 | 0.555 | -0.24 | 2 | |
--.DR2.Z. | 1991-05-15T14:27:20.75 | 10.0 | positive | manual | P | 104 | 0.2664 | 0.05 | 2.2 |